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Voltage Regulators - DC DC Switching Regulators

Manufacturer Series Package/Case Packaging Part Status Function Output Configuration Output Type Number of Outputs Voltage - Input (Min) Topology Voltage - Input (Max) Voltage - Output (Min/Fixed) Voltage - Output (Max) Current - Output Frequency - Switching Qualification Synchronous Rectifier Grade Operating Temperature Mounting Style Supplier Device 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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Part Status Function Output Configuration Output Type Number of Outputs Voltage - Input (Min) Topology Voltage - Input (Max) Voltage - Output (Min/Fixed) Voltage - Output (Max) Current - Output Frequency - Switching Qualification Synchronous Rectifier Grade Operating Temperature Mounting Style Supplier Device Package
AP3429KTTR-G1

AP3429KTTR-G1

IC REG BUCK ADJ 2A TSOT25

Diodes Incorporated

4,992
AP3429KTTR-G1

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.6V 5.5V 2A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-25
TPS62A01QDRLRQ1

TPS62A01QDRLRQ1

IC REG BUCK ADJ 1A SOT563

Texas Instruments

2,559
TPS62A01QDRLRQ1

Datasheet

- SOT-563, SOT-666 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 1A 2.4MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount SOT-563
TLV62085RLTR

TLV62085RLTR

IC REG BUCK ADJ 3A 7VSON

Texas Instruments

4,325
TLV62085RLTR

Datasheet

DCS-Control™ 7-VFDFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 6V 0.8V 6V 3A 2.4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 7-VSON (2x2)
TPP361062-T6TR

TPP361062-T6TR

IC REG BUCK ADJ 1A TSOT23-6

3PEAK

2,806
TPP361062-T6TR

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 36V 0.6V 36V 1A 500kHz - Yes - -40°C ~ 125°C (TA) Surface Mount TSOT-23-6
TPP361063-T6TR

TPP361063-T6TR

IC REG BUCK ADJ 1A TSOT23-6

3PEAK

2,675
TPP361063-T6TR

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 36V 0.6V 36V 1A 2.2MHz - Yes - -40°C ~ 125°C (TA) Surface Mount TSOT-23-6
AP3445W6-7

AP3445W6-7

IC REG BUCK ADJ 2A SOT26

Diodes Incorporated

8,445
AP3445W6-7

Datasheet

- SOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.6V 5.5V 2A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-26
TPS563240DDCR

TPS563240DDCR

IC REG BUCK ADJ 3A SOT23

Texas Instruments

6,523
TPS563240DDCR

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.6V 7V 3A 1.4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
TPS563249DDCR

TPS563249DDCR

IC REG BUCK ADJ 3A SOT23

Texas Instruments

5,768
TPS563249DDCR

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.6V 7V 3A 1.4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-23-THIN
TPP361060-T6TR

TPP361060-T6TR

IC REG BUCK ADJ 1A TSOT23-6

3PEAK

13,625
TPP361060-T6TR

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 36V 0.6V 36V 1A 500kHz - Yes - -40°C ~ 125°C (TA) Surface Mount TSOT-23-6
AP61100Z6-7

AP61100Z6-7

IC REG BUCK ADJ 1A SOT563

Diodes Incorporated

181,089
AP61100Z6-7

Datasheet

- SOT-563, SOT-666 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.3V Buck 5.5V 0.6V 3.6V 1A 2.2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-563
AP61102Z6-7

AP61102Z6-7

IC REG BUCK ADJ 1A SOT563

Diodes Incorporated

96,984
AP61102Z6-7

Datasheet

- SOT-563, SOT-666 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.3V Buck 5.5V 0.6V 3.6V 1A 2.2MHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-563
MC34063ECD-TR

MC34063ECD-TR

IC REG BUCK BOOST ADJ 1.5A 8SOIC

STMicroelectronics

38,090
MC34063ECD-TR

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Up, Step-Down Positive or Negative Adjustable 1 3V Buck, Boost 40V 1.25V 38V 1.5A (Switch) 33kHz - No - 0°C ~ 70°C (TA) Surface Mount 8-SOIC
AP62201Z6-7

AP62201Z6-7

IC REG BUCK ADJ 2A SOT563

Diodes Incorporated

28,880
AP62201Z6-7

Datasheet

- SOT-563, SOT-666 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.2V Buck 18V 0.8V 7V 2A 750kHz AEC-Q100 Yes Automotive -40°C ~ 85°C (TA) Surface Mount SOT-563
TPS562209DDCR

TPS562209DDCR

IC REG BUCK ADJ 2A SOT23

Texas Instruments

16,007
TPS562209DDCR

Datasheet

D-CAP2™ SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 17V 0.765V 7V 2A 650kHz - Yes - -40°C ~ 85°C (TA) Surface Mount SOT-23-THIN
TPS563202SDRLR

TPS563202SDRLR

IC REG BUCK ADJ 3A SOT563

Texas Instruments

15,385
TPS563202SDRLR

Datasheet

D-CAP2™, Eco-Mode™ SOT-563, SOT-666 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.3V Buck 17V 0.806V 7V 3A 580kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-563
PAM2312AABADJ

PAM2312AABADJ

IC REG BUCK ADJ 1A TSOT25

Diodes Incorporated

6,983
PAM2312AABADJ

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.5V Buck 5.5V 0.6V 5.5V 1A 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-25
AP3441SHE-7B

AP3441SHE-7B

IC REG BUCK ADJ 3A UDFN20208

Diodes Incorporated

2,877
AP3441SHE-7B

Datasheet

- 8-UFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 5.5V 0.6V 5.5V 3A 1MHz - Yes - -40°C ~ 85°C (TA) Surface Mount U-DFN2020-8 (Type E)
RT8059GJ5

RT8059GJ5

IC REG BUCK ADJ 1A TSOT23-5

Richtek USA Inc.

27,557
RT8059GJ5

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.8V Buck 5.5V 0.6V 5.5V 1A 1.5MHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-23-5
AP62201WU-7

AP62201WU-7

IC REG BUCK ADJ 2A TSOT26

Diodes Incorporated

70,146
AP62201WU-7

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.2V Buck 18V 0.8V 7V 2A 740kHz - Yes - -40°C ~ 85°C (TA) Surface Mount TSOT-26
TPS566242DRLR

TPS566242DRLR

IC REG BUCK ADJ 6A SOT563

Texas Instruments

9,599
TPS566242DRLR

Datasheet

- SOT-563, SOT-666 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3V Buck 16V 0.6V 7V 6A 600kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount SOT-563
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Voltage Regulators - DC-DC Switching Regulators Overview

DC-DC Switching Regulators, also known as DC-DC converters, are essential components in modern power management systems. Unlike linear regulators that dissipate excess energy as heat, switching regulators use high-frequency switching elements and energy storage components (inductors, capacitors) to efficiently step up, step down, or invert voltage levels. This design enables conversion efficiency levels of 80–95% or higher, making them indispensable for portable electronics, industrial automation, automotive systems, and communication equipment.

Key Advantages

High Efficiency: By minimizing energy loss, DC-DC switching regulators extend battery life in mobile devices and reduce overall power consumption in embedded systems.
Flexibility: Available in buck (step-down), boost (step-up), buck-boost, and inverting topologies, they provide engineers with versatile solutions for a wide range of voltage conversion needs.
Compact Size: With the integration of control circuitry and optimized packaging, regulators are now available in ultra-small footprints such as QFN and TSSOP, enabling compact PCB designs.
Thermal Performance: Efficient energy transfer reduces heat generation, which is critical in high-density boards and automotive ECUs.

Typical Applications

Consumer Electronics: Smartphones, tablets, wearables, and gaming devices rely on DC-DC converters for stable operation of processors, memory, and RF modules.
Industrial Equipment: Used in factory automation, robotics, and sensor networks where stable power is critical.
Automotive Systems: Powertrain control modules, infotainment units, and ADAS (Advanced Driver Assistance Systems) require efficient DC-DC conversion to meet stringent performance and reliability standards.
Telecommunication & Networking: Routers, base stations, and IoT gateways integrate switching regulators to ensure consistent power delivery under variable loads.

Features to Consider

When selecting a DC-DC switching regulator, engineers should evaluate:
Input voltage range and output voltage accuracy
Maximum output current capability
Efficiency curves under various load conditions
Switching frequency and EMI performance
Package type and thermal dissipation
Compliance with RoHS/REACH and automotive AEC-Q100 standards

Inventory and Availability

At OEMSTOCK.COM, we maintain a broad selection of Voltage Regulators – DC-DC Switching Regulators from leading manufacturers such as Texas Instruments, Analog Devices, Nuvoton, and Nisshinbo Micro Devices. Products are available in multiple packages and stocked in significant quantities to support both prototype development and large-scale production. Our global sourcing network ensures competitive pricing and reliable lead times, while our RFQ system allows engineers and procurement teams to request customized quotations instantly.
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